56931869933 has 8 divisors (see below), whose sum is σ = 60772345920. Its totient is φ = 53175800160.

The previous prime is 56931869927. The next prime is 56931869977. The reversal of 56931869933 is 33996813965.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56931869933 - 2²⁶ = 56864761069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56931899933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21100160 + ... + 21102857.

It is an arithmetic number, because the mean of its divisors is an integer number (7596543240).

Almost surely, 2^56931869933 is an apocalyptic number.

It is an amenable number.

56931869933 is a deficient number, since it is larger than the sum of its proper divisors (3840475987).

56931869933 is a wasteful number, since it uses less digits than its factorization.

56931869933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42203107.

The product of its digits is 28343520, while the sum is 62.

The spelling of 56931869933 in words is "fifty-six billion, nine hundred thirty-one million, eight hundred sixty-nine thousand, nine hundred thirty-three".